| MATERIAL | STEEL COMP 4140 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND |
| AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 85.0 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL |
| TEETH QUANTITY | 70 |
| TEETH TYPE | SPUR |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | RECESSED RING |
| PITCH DIAMETER | 11.6667 INCHES NOMINAL |
| NOMINAL OVERALL LENGTH | 1.531 INCHES |
| NOMINAL OUTSIDE DIAMETER | 14.0620 INCHES |
| FACE NOMINAL WIDTH | 1.281 INCHES |
| BODY RECESS NOMINAL DEPTH | 0.250 INCHES FIRST END |
| COUNTERBORE NOMINAL DEPTH | 0.250 INCHES FIRST END |
| COUNTERBORE NOMINAL DIAMETER | 12.251 INCHES FIRST END |
| BODY STYLE | PLAIN, SOLID |
| ATTACHMENT METHOD | MOUNTING HOLE |
| MOUNTING HOLE NOMINAL DIAMETER | 0.406 INCHES AXIALLY THROUGH BODY, FIRST END |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 13.125 INCHES AXIALLY THROUGH BODY, FIRST END |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 73342 |
| DESIGN CONTROL REFERENCE | 8892720 |